A 3D printer at the SparkX Cell Innovation and Idea Center on Joint Base Andrews prints a part for a facemask at JBA, Md., Apr. 8, 2020. There are multiple types of printing material that can be used including polylactic acid, Acrylic Styrene Acrylonitrile (ASA) and even wood. SparkX Cell team members have been making prototype personal protective equipment in an effort to help prevent the spread of COVID-19. (U.S. Air Force photo by Airman 1st Class Spencer Slocum)